/*
 *   Licensed to the Apache Software Foundation (ASF) under one
 *   or more contributor license agreements.  See the NOTICE file
 *   distributed with this work for additional information
 *   regarding copyright ownership.  The ASF licenses this file
 *   to you under the Apache License, Version 2.0 (the
 *   "License"); you may not use this file except in compliance
 *   with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 *   Unless required by applicable law or agreed to in writing,
 *   software distributed under the License is distributed on an
 *   "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 *   KIND, either express or implied.  See the License for the
 *   specific language governing permissions and limitations
 *   under the License.
 *
 */

package org.apache.directory.server.codec.json.operations.modifydn;


import java.lang.reflect.Type;

import org.apache.directory.server.codec.json.JsonBuilder;
import org.apache.directory.server.http.AppConstants;
import org.apache.directory.shared.ldap.message.ModifyDnRequestImpl;

import com.google.gson.JsonDeserializationContext;
import com.google.gson.JsonDeserializer;
import com.google.gson.JsonElement;
import com.google.gson.JsonObject;
import com.google.gson.JsonParseException;
import com.google.gson.JsonSerializationContext;
import com.google.gson.JsonSerializer;


/**
 * TODO ModifyDnRequestCodec.
 *
 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
 */
public class ModifyDnRequestCodec implements JsonSerializer<ModifyDnRequestImpl>, JsonDeserializer<ModifyDnRequestImpl>
{

    private static final String DN_KEY = "dn";
    private static final String NEW_SUPERIOR = "newSuperior";
    private static final String NEW_RDN = "newRdn";
    private static final String DELETE_OLD_RDN = "deleteOldRdn";


    public ModifyDnRequestImpl deserialize( JsonElement element, Type typeOfT, JsonDeserializationContext context )
        throws JsonParseException
    {
        JsonObject json = element.getAsJsonObject();
        
        ModifyDnRequestImpl req = new ModifyDnRequestImpl( json.get( AppConstants.MESSAGE_ID_KEY ).getAsInt() );
        req.setName( JsonBuilder.decodeDn( json.get( DN_KEY ) ) );
        
        JsonElement newSuperior = json.get( NEW_SUPERIOR );
        if( newSuperior != null )
        {
            req.setNewSuperior( JsonBuilder.decodeDn( newSuperior ) );
        }
        
        JsonElement newRdn = json.get( NEW_RDN );
        if( newRdn != null )
        {
            req.setNewRdn( JsonBuilder.decodeDn( newRdn ).getRdn() );
        }
        
        req.setDeleteOldRdn( json.get( DELETE_OLD_RDN ).getAsBoolean() );
        
        return req;
    }


    public JsonElement serialize( ModifyDnRequestImpl src, Type typeOfSrc, JsonSerializationContext context )
    {
        JsonObject json = new JsonObject();

        json.addProperty( AppConstants.MESSAGE_ID_KEY, src.getMessageId() );
        json.addProperty( DN_KEY, src.getName().getName() );

        if ( src.getNewSuperior() != null )
        {
            json.addProperty( NEW_SUPERIOR, src.getNewSuperior().getName() );
        }

        if ( src.getNewRdn() != null )
        {
            json.addProperty( NEW_RDN, src.getNewRdn().getName() );
        }

        json.addProperty( DELETE_OLD_RDN, src.getDeleteOldRdn() );

        return json;
    }

}
